英语语法分析

They must be dependable and intuitive, making it easy to schedule regular backups and to retrieve files in a pinch.

它们必须是可靠和直观的，以便于安排定期备份和在必要时检索文件。

Should backups occur every day?

备份应当每天执行吗？

System backups are encrypted.

系统备份也是加密的。